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  1. Lustre
  2. LU-15127

import invalidation vs writeback deadlock

Details

    • Bug
    • Resolution: Fixed
    • Minor
    • None
    • Upstream
    • None
    • 3
    • 9223372036854775807

    Description

      racer hits this deadlock few times a day:

      schedule,osc_extent_wait,osc_cache_wait_range,osc_cache_writeback_range,osc_io_fsync_start,cl_io_start,lov_io_call,cl_io_start,cl_io_loop,cl_sync_file_range,ll_delete_inode,evict,__dentry_kill,dentry_kill,dput,ll_dirty_page_discard_warn,vvp_page_completion_write,cl_page_completion,osc_ap_completion,osc_extent_finish,brw_interpret,ptlrpc_check_set,ptlrpcd
	PIDs(1): "ptlrpcd_00_00":4889 

schedule,osc_extent_wait,osc_cache_wait_range,osc_cache_writeback_range,osc_ldlm_blocking_ast,ldlm_cancel_callback,ldlm_cli_cancel_local,ldlm_cli_cancel,osc_ldlm_blocking_ast,ldlm_handle_bl_callback,ldlm_bl_thread_main
	PIDs(1): "ldlm_bl_02":7759 

schedule,ptlrpc_invalidate_import,ptlrpc_invalidate_import_thread
	PIDs(1): "ll_imp_inval":293752 

schedule,ptlrpc_invalidate_import,ptlrpc_set_import_active,osc_iocontrol,lov_iocontrol,ll_umount_begin,ksys_umount,__x64_sys_umount
	PIDs(1): "umount":449648

      Attachments

        Issue Links

          duplicates

          Bug - A problem which impairs or prevents the functions of the product. LU-12522 Deadlock: ptlrpcd daemon blocked in osc_extent_wait

          • Minor - Minor loss of function, or other problem where easy workaround is present.
          • Open
          is related to

          Bug - A problem which impairs or prevents the functions of the product. LU-15340 client stuck unable to complete eviction with "still on delayed list" messages printed

          • Critical - Crashes, loss of data, severe memory leak.
          • Resolved

          Activity

            [LU-15127] import invalidation vs writeback deadlock
            pjones Peter Jones made changes -
            Fix Version/s Original: Lustre 2.16.0 [ 15190 ]
            pjones Peter Jones made changes -
            Resolution New: Fixed [ 1 ]
            Status Original: Open [ 1 ] New: Resolved [ 5 ]
            pjones Peter Jones made changes -
            Assignee Original: Patrick Farrell [ paf0186 ] New: Patrick Farrell [ paf ]
            cfaber Colin Faber made changes -
            Link New: This issue is related to DDN-4084 [ DDN-4084 ]
            ys Yang Sheng made changes -
            Link New: This issue is related to BGI-218 [ BGI-218 ]
            paf0186 Patrick Farrell made changes -
            Fix Version/s New: Lustre 2.16.0 [ 15190 ]
            Fix Version/s Original: Lustre 2.15.0 [ 14791 ]
            adilger Andreas Dilger made changes -
            Link New: This issue is related to LU-15340 [ LU-15340 ]
            adilger Andreas Dilger made changes -
            Link New: This issue duplicates LU-12522 [ LU-12522 ]
            pjones Peter Jones made changes -
            Link New: This issue is related to DDN-2572 [ DDN-2572 ]
            pjones Peter Jones made changes -
            Assignee Original: WC Triage [ wc-triage ] New: Patrick Farrell [ paf0186 ]

            People

              paf Patrick Farrell (Inactive)
              bzzz Alex Zhuravlev
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              Dates

                Created:
                Updated:
                Resolved: